本文整理匯總了Python中django.contrib.gis.gdal.driver.Driver.ptr_type方法的典型用法代碼示例。如果您正苦於以下問題:Python Driver.ptr_type方法的具體用法?Python Driver.ptr_type怎麽用?Python Driver.ptr_type使用的例子?那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類django.contrib.gis.gdal.driver.Driver
的用法示例。
在下文中一共展示了Driver.ptr_type方法的2個代碼示例,這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚,您的評價將有助於係統推薦出更棒的Python代碼示例。
示例1: __init__
# 需要導入模塊: from django.contrib.gis.gdal.driver import Driver [as 別名]
# 或者: from django.contrib.gis.gdal.driver.Driver import ptr_type [as 別名]
def __init__(self, ds_input, ds_driver=False, write=False, encoding='utf-8'):
# The write flag.
if write:
self._write = 1
else:
self._write = 0
# See also http://trac.osgeo.org/gdal/wiki/rfc23_ogr_unicode
self.encoding = encoding
Driver.ensure_registered()
if isinstance(ds_input, six.string_types):
# The data source driver is a void pointer.
ds_driver = Driver.ptr_type()
try:
# OGROpen will auto-detect the data source type.
ds = capi.open_ds(force_bytes(ds_input), self._write, byref(ds_driver))
except GDALException:
# Making the error message more clear rather than something
# like "Invalid pointer returned from OGROpen".
raise GDALException('Could not open the datasource at "%s"' % ds_input)
elif isinstance(ds_input, self.ptr_type) and isinstance(ds_driver, Driver.ptr_type):
ds = ds_input
else:
raise GDALException('Invalid data source input type: %s' % type(ds_input))
if ds:
self.ptr = ds
self.driver = Driver(ds_driver)
else:
# Raise an exception if the returned pointer is NULL
raise GDALException('Invalid data source file "%s"' % ds_input)
示例2: __init__
# 需要導入模塊: from django.contrib.gis.gdal.driver import Driver [as 別名]
# 或者: from django.contrib.gis.gdal.driver.Driver import ptr_type [as 別名]
def __init__(self, ds_input, ds_driver=False, write=False, encoding='utf-8'):
# The write flag.
if write:
self._write = 1
else:
self._write = 0
# See also http://trac.osgeo.org/gdal/wiki/rfc23_ogr_unicode
self.encoding = encoding
# Registering all the drivers, this needs to be done
# _before_ we try to open up a data source.
if not capi.get_driver_count():
capi.register_all()
if isinstance(ds_input, six.string_types):
# The data source driver is a void pointer.
ds_driver = Driver.ptr_type()
try:
# OGROpen will auto-detect the data source type.
ds = capi.open_ds(force_bytes(ds_input), self._write, byref(ds_driver))
except OGRException:
# Making the error message more clear rather than something
# like "Invalid pointer returned from OGROpen".
raise OGRException('Could not open the datasource at "%s"' % ds_input)
elif isinstance(ds_input, self.ptr_type) and isinstance(ds_driver, Driver.ptr_type):
ds = ds_input
else:
raise OGRException('Invalid data source input type: %s' % type(ds_input))
if bool(ds):
self.ptr = ds
self.driver = Driver(ds_driver)
else:
# Raise an exception if the returned pointer is NULL
raise OGRException('Invalid data source file "%s"' % ds_input)